1. Aquifer geometry, lithology, and water levels in the Anza-Terwilliger Area-- 2013, Riverside and San Diego Counties, California Author/Creator: Landon, M. K., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2015 Format: Book Access & Availability: Loading
2. Effects of farming systems on ground-water quality at the management systems evaluation area near Princeton, Minnesota, 1991-95 Author/Creator: Landon, M. K., author Publication/Creation: Mounds View, Minnesota : U.S. Dept. of the Interior, U.S. Geological Survey, 1998 Format: Book Access & Availability: Loading
3. Ground-water quality in agricultural areas, Anoka Sand Plain aquifer, east-central Minnesota, 1984-90 Author/Creator: Landon, M. K., author Publication/Creation: Mounds View, Minnesota : U.S. Geological Survey, 1995 Format: Book Access & Availability: Loading